update project

app/Domain/SchoolCore/Academics/Policies/DefaultGradeScalePolicy.php

@@ -0,0 +1,17 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Domain\SchoolCore\Academics\Policies;
+
+use App\Domain\SchoolCore\Context\SchoolContext;
+use App\Domain\SchoolCore\Contracts\GradeScalePolicyContract;
+
+final class DefaultGradeScalePolicy implements GradeScalePolicyContract
+{
+    public function gradeForScore(SchoolContext $context, float $score): string
+    {
+        return match (true) { $score >= 90 => 'A', $score >= 80 => 'B', $score >= 70 => 'C', $score >= 60 => 'D', default => 'F' };
+    }
+    public function passingScore(SchoolContext $context): float { return 60.0; }
+}

app/Domain/SchoolCore/Academics/Policies/DefaultPromotionPolicy.php

@@ -0,0 +1,14 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Domain\SchoolCore\Academics\Policies;
+
+use App\Domain\SchoolCore\Context\SchoolContext;
+use App\Domain\SchoolCore\Contracts\PromotionPolicyContract;
+
+final class DefaultPromotionPolicy implements PromotionPolicyContract
+{
+    public function canPromote(SchoolContext $context, int $studentId): bool { return false; }
+    public function nextPlacement(SchoolContext $context, int $studentId): array { return []; }
+}

app/Domain/SchoolCore/Academics/README.md

@@ -0,0 +1,3 @@
+# Academics
+
+Neutral SchoolCore module boundary. Keep domain-specific vocabulary in extension modules.